共 50 条
- [1] X-RAY K-EDGE SUBTRACTION TELEVISION SYSTEMJAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, 1988, 27 (10): : 1989 - 1996SUWA, A论文数: 0 引用数: 0 h-index: 0机构: UNIV ELECTROCOMMUN,DEPT ELECTR ENGN,CHOFU,TOKYO 182,JAPANFUKAGAWA, H论文数: 0 引用数: 0 h-index: 0机构: UNIV ELECTROCOMMUN,DEPT ELECTR ENGN,CHOFU,TOKYO 182,JAPANSUZUKI, K论文数: 0 引用数: 0 h-index: 0机构: UNIV ELECTROCOMMUN,DEPT ELECTR ENGN,CHOFU,TOKYO 182,JAPANHASEGAWA, S论文数: 0 引用数: 0 h-index: 0机构: UNIV ELECTROCOMMUN,DEPT ELECTR ENGN,CHOFU,TOKYO 182,JAPANANDO, M论文数: 0 引用数: 0 h-index: 0机构: UNIV ELECTROCOMMUN,DEPT ELECTR ENGN,CHOFU,TOKYO 182,JAPANHYODO, K论文数: 0 引用数: 0 h-index: 0机构: UNIV ELECTROCOMMUN,DEPT ELECTR ENGN,CHOFU,TOKYO 182,JAPANAKISADA, M论文数: 0 引用数: 0 h-index: 0机构: UNIV ELECTROCOMMUN,DEPT ELECTR ENGN,CHOFU,TOKYO 182,JAPANNISHIMURA, K论文数: 0 引用数: 0 h-index: 0机构: UNIV ELECTROCOMMUN,DEPT ELECTR ENGN,CHOFU,TOKYO 182,JAPANKONISHI, K论文数: 0 引用数: 0 h-index: 0机构: UNIV ELECTROCOMMUN,DEPT ELECTR ENGN,CHOFU,TOKYO 182,JAPANTOYOFUKU, F论文数: 0 引用数: 0 h-index: 0机构: UNIV ELECTROCOMMUN,DEPT ELECTR ENGN,CHOFU,TOKYO 182,JAPANTAKENAKA, E论文数: 0 引用数: 0 h-index: 0机构: UNIV ELECTROCOMMUN,DEPT ELECTR ENGN,CHOFU,TOKYO 182,JAPAN
- [2] K-edge Subtraction Computed Tomography with a Compact Synchrotron X-ray SourceSCIENTIFIC REPORTS, 2019, 9 (1)Kulpe, Stephanie论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Boltzmannstr 11, D-85748 Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, GermanyDierolf, Martin论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Boltzmannstr 11, D-85748 Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, GermanyGuenther, Benedikt论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Boltzmannstr 11, D-85748 Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, GermanyBusse, Madleen论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Boltzmannstr 11, D-85748 Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, GermanyAchterhold, Klaus论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Boltzmannstr 11, D-85748 Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, GermanyGleich, Bernhard论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Munich Sch BioEngn, Boltzmannstr 11, D-85748 Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, GermanyHerzen, Julia论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Boltzmannstr 11, D-85748 Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, GermanyRummeny, Ernst论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Sch Med, Dept Diagnost & Intervent Radiol, Ismaninger Str 22, D-81675 Munich, Germany Tech Univ Munich, Klinikum Rechts Isar, Ismaninger Str 22, D-81675 Munich, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, GermanyPfeiffer, Franz论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Boltzmannstr 11, D-85748 Garching, Germany Tech Univ Munich, Sch Med, Dept Diagnost & Intervent Radiol, Ismaninger Str 22, D-81675 Munich, Germany Tech Univ Munich, Klinikum Rechts Isar, Ismaninger Str 22, D-81675 Munich, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, GermanyPfeiffer, Daniela论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Sch Med, Dept Diagnost & Intervent Radiol, Ismaninger Str 22, D-81675 Munich, Germany Tech Univ Munich, Klinikum Rechts Isar, Ismaninger Str 22, D-81675 Munich, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, James Franck Str 1, D-85748 Garching, Germany
- [3] K-edge Subtraction Computed Tomography with a Compact Synchrotron X-ray SourceScientific Reports, 9Stephanie Kulpe论文数: 0 引用数: 0 h-index: 0机构: Technical University of Munich,Chair of Biomedical Physics, Department of PhysicsMartin Dierolf论文数: 0 引用数: 0 h-index: 0机构: Technical University of Munich,Chair of Biomedical Physics, Department of PhysicsBenedikt Günther论文数: 0 引用数: 0 h-index: 0机构: Technical University of Munich,Chair of Biomedical Physics, Department of PhysicsMadleen Busse论文数: 0 引用数: 0 h-index: 0机构: Technical University of Munich,Chair of Biomedical Physics, Department of PhysicsKlaus Achterhold论文数: 0 引用数: 0 h-index: 0机构: Technical University of Munich,Chair of Biomedical Physics, Department of PhysicsBernhard Gleich论文数: 0 引用数: 0 h-index: 0机构: Technical University of Munich,Chair of Biomedical Physics, Department of PhysicsJulia Herzen论文数: 0 引用数: 0 h-index: 0机构: Technical University of Munich,Chair of Biomedical Physics, Department of PhysicsErnst Rummeny论文数: 0 引用数: 0 h-index: 0机构: Technical University of Munich,Chair of Biomedical Physics, Department of PhysicsFranz Pfeiffer论文数: 0 引用数: 0 h-index: 0机构: Technical University of Munich,Chair of Biomedical Physics, Department of PhysicsDaniela Pfeiffer论文数: 0 引用数: 0 h-index: 0机构: Technical University of Munich,Chair of Biomedical Physics, Department of Physics
- [4] Performance of K-edge subtraction tomography as an application of parametric x-ray radiationPHYSICAL REVIEW ACCELERATORS AND BEAMS, 2019, 22 (02):Hayakawa, Y.论文数: 0 引用数: 0 h-index: 0机构: Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, Japan Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, JapanHayakawa, K.论文数: 0 引用数: 0 h-index: 0机构: Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, Japan Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, JapanNogami, K.论文数: 0 引用数: 0 h-index: 0机构: Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, Japan Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, JapanSakai, T.论文数: 0 引用数: 0 h-index: 0机构: Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, Japan Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, JapanSato, I论文数: 0 引用数: 0 h-index: 0机构: Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, Japan Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, JapanSumitomo, Y.论文数: 0 引用数: 0 h-index: 0机构: Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, Japan Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, JapanTakahashi, Y.论文数: 0 引用数: 0 h-index: 0机构: Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, Japan Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, JapanTanaka, T.论文数: 0 引用数: 0 h-index: 0机构: Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, Japan Nihon Univ, Inst Quantum Sci, Lab Electron Beam Res & Applicat, Narashinodai 7-24-1, Funabashi, Chiba 2748501, Japan
- [5] K-edge subtraction synchrotron X-ray imaging in bio-medical researchPHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS, 2018, 49 : 58 - 76Thomlinson, W.论文数: 0 引用数: 0 h-index: 0机构: Univ Helsinki, Dept Phys, PL 64, FIN-00014 Helsinki, Finland Univ Saskatchewan, Dept Phys, Saskatoon, SK, Canada Univ Helsinki, Dept Phys, PL 64, FIN-00014 Helsinki, FinlandElleaume, H.论文数: 0 引用数: 0 h-index: 0机构: Univ Grenoble Alpes, EA Rayonnement Synchrotron & Rech Med 7442, F-38058 Grenoble 9, France Univ Helsinki, Dept Phys, PL 64, FIN-00014 Helsinki, Finland论文数: 引用数: h-index:机构:Suortti, P.论文数: 0 引用数: 0 h-index: 0机构: Univ Helsinki, Dept Phys, PL 64, FIN-00014 Helsinki, Finland Univ Helsinki, Dept Phys, PL 64, FIN-00014 Helsinki, Finland
- [6] Crossover artifact in X-ray focusing imaging systems: K-edge subtraction imagingNUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 2018, 910 : 26 - 34Bassey, B.论文数: 0 引用数: 0 h-index: 0机构: Canadian Light Source Inc, 44 Innovat Blvd, Saskatoon, SK, Canada Canadian Light Source Inc, 44 Innovat Blvd, Saskatoon, SK, Canada论文数: 引用数: h-index:机构:Panahifar, A.论文数: 0 引用数: 0 h-index: 0机构: Canadian Light Source Inc, 44 Innovat Blvd, Saskatoon, SK, Canada Canadian Light Source Inc, 44 Innovat Blvd, Saskatoon, SK, CanadaCooper, D. M. L.论文数: 0 引用数: 0 h-index: 0机构: Univ Saskatchewan, Anat & Cell Biol, Saskatoon, SK, Canada Canadian Light Source Inc, 44 Innovat Blvd, Saskatoon, SK, Canada论文数: 引用数: h-index:机构:
- [7] Inverse Compton radiation: a novel x-ray source for K-edge subtraction angiography?PHYSICS IN MEDICINE AND BIOLOGY, 2019, 64 (18):Paterno, G.论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Part Ento Fis & Sci Terra, Via G Saragat 1, I-44122 Ferrara, Italy Ist Nazl Fis Nucl, Sez Ferrara, Via G Saragat 1, I-44122 Ferrara, Italy Univ Ferrara, Part Ento Fis & Sci Terra, Via G Saragat 1, I-44122 Ferrara, ItalyCardarelli, P.论文数: 0 引用数: 0 h-index: 0机构: Ist Nazl Fis Nucl, Sez Ferrara, Via G Saragat 1, I-44122 Ferrara, Italy Univ Ferrara, Part Ento Fis & Sci Terra, Via G Saragat 1, I-44122 Ferrara, ItalyGambaccini, M.论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Part Ento Fis & Sci Terra, Via G Saragat 1, I-44122 Ferrara, Italy Ist Nazl Fis Nucl, Sez Ferrara, Via G Saragat 1, I-44122 Ferrara, Italy Univ Ferrara, Part Ento Fis & Sci Terra, Via G Saragat 1, I-44122 Ferrara, ItalySerafini, L.论文数: 0 引用数: 0 h-index: 0机构: Ist Nazl Fis Nucl, Sez Milano, Via Celoria 16, I-20133 Milan, Italy Univ Ferrara, Part Ento Fis & Sci Terra, Via G Saragat 1, I-44122 Ferrara, Italy论文数: 引用数: h-index:机构:Drebot, I论文数: 0 引用数: 0 h-index: 0机构: Ist Nazl Fis Nucl, Sez Milano, Via Celoria 16, I-20133 Milan, Italy Univ Ferrara, Part Ento Fis & Sci Terra, Via G Saragat 1, I-44122 Ferrara, Italy论文数: 引用数: h-index:机构:
- [8] K-edge subtraction imaging for coronary angiography with a compact synchrotron X-ray sourcePLOS ONE, 2018, 13 (12):Kulpe, Stephanie论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyDierolf, Martin论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyBraig, Eva论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Diagnost & Intervent Radiol, Klinikum Rechts Isar, Munich, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyGuenther, Benedikt论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyAchterhold, Klaus论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyGleich, Bernhard论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyHerzen, Julia论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyRummeny, Ernst论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Diagnost & Intervent Radiol, Klinikum Rechts Isar, Munich, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyPfeiffer, Franz论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Diagnost & Intervent Radiol, Klinikum Rechts Isar, Munich, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyPfeiffer, Daniela论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Diagnost & Intervent Radiol, Klinikum Rechts Isar, Munich, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany
- [9] K-edge digital subtraction imaging based on a dichromatic and compact x-ray sourcePHYSICS IN MEDICINE AND BIOLOGY, 2004, 49 (14): : 3291 - 3305Sarnelli, A论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Dipartimento Fis, I-44100 Ferrara, ItalyTaibi, A论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Dipartimento Fis, I-44100 Ferrara, ItalyTuffanelli, A论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Dipartimento Fis, I-44100 Ferrara, ItalyBaldazzi, G论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Dipartimento Fis, I-44100 Ferrara, ItalyBollini, D论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Dipartimento Fis, I-44100 Ferrara, ItalyRodriguez, AEC论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Dipartimento Fis, I-44100 Ferrara, ItalyGombia, M论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Dipartimento Fis, I-44100 Ferrara, ItalyPrino, F论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Dipartimento Fis, I-44100 Ferrara, ItalyRamello, L论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Dipartimento Fis, I-44100 Ferrara, ItalyTomassi, E论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Dipartimento Fis, I-44100 Ferrara, ItalyGambaccini, M论文数: 0 引用数: 0 h-index: 0机构: Univ Ferrara, Dipartimento Fis, I-44100 Ferrara, Italy
- [10] K-edge subtraction imaging for iodine and calcium separation at a compact synchrotron x-ray sourceJOURNAL OF MEDICAL IMAGING, 2020, 7 (02)Kulpe, Stephanie论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyDierolf, Martin论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyBraig, Eva-Maria论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyGuenther, Benedikt论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyAchterhold, Klaus论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyGleich, Bernhard论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyHerzen, Julia论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyRummeny, Ernst论文数: 0 引用数: 0 h-index: 0机构: Munich Sch Med, Munich, Germany Klinikum Rechts Der Isar, Dept Diagnost & Intervent Radiol, Munich, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyPfeiffer, Franz论文数: 0 引用数: 0 h-index: 0机构: Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany Tech Univ Munich, Munich Sch BioEngn, Garching, Germany Munich Sch Med, Munich, Germany Klinikum Rechts Der Isar, Dept Diagnost & Intervent Radiol, Munich, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, GermanyPfeiffer, Daniela论文数: 0 引用数: 0 h-index: 0机构: Munich Sch Med, Munich, Germany Klinikum Rechts Der Isar, Dept Diagnost & Intervent Radiol, Munich, Germany Tech Univ Munich, Dept Phys, Chair Biomed Phys, Garching, Germany